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CubeSatSim/groundstation/fc_block_decode.py

57 lines
1.7 KiB

import sys
from os import system
from time import sleep
import logging
logging.basicConfig(format='%(message)s')
# logging.warning('CC-Warning!')
FC_EPS = 1
FC_BOB = 25
FC_SW = 50
FC_PAYLOAD = 55
extended = 1
if __name__ == "__main__":
debug_mode = False
counter = 1
if (len(sys.argv)) > 1:
# print("There are arguments!")
if ('d' == sys.argv[1]):
debug_mode = True
print(debug_mode)
for line in sys.stdin:
if (debug_mode):
print(line, end =" ")
logging.warning(line)
if ((line.find("data: ")) > 0):
print("\ndata block found!\n")
data_block_string = line.split()
print(data_block_string)
data_block = [int(number_string,16) for number_string in data_block_string[7:]]
print("\n")
print(data_block)
print("\n")
if (data_block[0] == 0xE0) or (data_block[0] == 0xE1):
if (data_block[0] == 0xE0):
print("CubeSatSim Frametype RT1+IMG1")
if (data_block[0] == 0xE1):
print("CubeSatSim Frametype RT2+IMG2")
print("Sequence number: ")
print(data_block[extended + 51] + data_block[extended + 50] * 2^16 + data_block[extended + 49] * 2^32)
print("Vx (mV): ")
print((data_block[extended + FC_EPS + 0] << 2) + (0xfc & data_block[extended + FC_EPS + 1]))
print('Payload 0:{:x}, Payload 1:{:x}'.format(data_block[FC_PAYLOAD + extended], data_block[FC_PAYLOAD + extended + 1]))
print(" ")
if (data_block[FC_PAYLOAD + extended] == 0x55) and (data_block[FC_PAYLOAD + extended + 1] == 0x68):
try:
print("Writing payload to file")
f = open('image_file','a')
data_block[FC_PAYLOAD + extended].tofile(f)
f.close()
sleep(60)
except:
print("File error")
else:
print("Unknown Sat Id or Frame")

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